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RB-Tree indexes support in HEAP tables

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Renamed _hp_func  ->  hp_func
mi_key_cmp moved to /mysys/my_handler.c
New tests for HEAP tables
This commit is contained in:
bar@gw.udmsearch.izhnet.ru
2002-04-25 13:36:55 +05:00
parent c917658988
commit eab2893dac
54 changed files with 2361 additions and 748 deletions
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18
include/my_tree.h
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@ -48,6 +48,8 @@ typedef struct st_tree_element {
} TREE_ELEMENT;
#endif /* MSDOS */
#define ELEMENT_CHILD(element, offs) (*(TREE_ELEMENT**)((char*)element + offs))
typedef struct st_tree {
TREE_ELEMENT *root,null_element;
TREE_ELEMENT **parents[MAX_TREE_HIGHT];
@ -70,12 +72,22 @@ void reset_tree(TREE*);
#define is_tree_inited(tree) ((tree)->root != 0)
/* Functions on leafs */
TREE_ELEMENT *tree_insert(TREE *tree,void *key,uint key_size);
void *tree_search(TREE *tree,void *key);
TREE_ELEMENT *tree_insert(TREE *tree,void *key, uint key_size,
void *custom_arg);
void *tree_search(TREE *tree, void *key, void *custom_arg);
int tree_walk(TREE *tree,tree_walk_action action,
void *argument, TREE_WALK visit);
int tree_delete(TREE *tree,void *key);
int tree_delete(TREE *tree, void *key, void *custom_arg);
void *tree_search_key(TREE *tree, const void *key,
TREE_ELEMENT **parents, TREE_ELEMENT ***last_pos,
enum ha_rkey_function flag, void *custom_arg);
void *tree_search_edge(TREE *tree, TREE_ELEMENT **parents,
TREE_ELEMENT ***last_pos, int child_offs);
void *tree_search_next(TREE *tree, TREE_ELEMENT ***last_pos, int l_offs,
int r_offs);
uint tree_record_pos(TREE *tree, const void *key,
enum ha_rkey_function search_flag, void *custom_arg);
#ifdef __cplusplus
}
#endif